Quickly Travel, I Will Compete with the Protagonist for the Halo

What the hell, I actually traveled through time? Forget it, just be patient for now! I must work hard to study and pursue my career, let my father find happiness, and protect my sister. Later, the plot went wrong. What's wrong with you, heroine? Stay away from my sister. Hey, villain, why are you here? Villain, don't come here! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.